Treatment of wastewater sludge by liquid state bioconversion process

被引:27
作者
Alam, MZ [1 ]
Fakhru'l-Razi, A
Molla, AH
Roychoudhury, PK
机构
[1] Univ Pertanian Malaysia, Dept Chem & Environm Engn, Serdang 43400, Selangor, Malaysia
[2] Bangabandhu Sheikh Mujibur Rahman Agril Univ, Dept Crop Bot, Gazipur 1703, Bangladesh
[3] Indian Inst Technol, Dept Biochem Engn & Biotechnol, New Delhi 110016, India
来源
JOURNAL OF ENVIRONMENTAL SCIENCE AND HEALTH PART A-TOXIC/HAZARDOUS SUBSTANCES & ENVIRONMENTAL ENGINEERING | 2001年 / 36卷 / 07期
关键词
wastewater sludge; fungus; Phanerocheate chrysosporium; liquid state bioconversion;
D O I
10.1081/ESE-100104874
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
This study was conducted to evaluate the effect of an eminent decay fungus, Phanerocheate chrysosporium of organic residues on wastewater sludge for its improvement through decomposition and separation of waste particles by Liquid State Bioconversion (LSB). The effect of fungal treatment was compared to uninoculated (Control) at three different harvests 7, 14 and 21 days after inoculation (DAI). The observed results showed that the weight loss and solid content of wastewater sludge were significantly influenced by Phanerocheate chrysosporium. Both parameters were highly influenced at 7 DAL The COD and pH of wastewater sludge were also highly influenced by fungal treatment.
引用
收藏
页码:1237 / 1243
页数:7
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